Home / 752,769.33-1,129,155.60-529,130.48

Finding the Fourth Proportional to 752,769.33, 1,129,155.60 and 529,130.48

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Solution

The fourth proportional to 752,769.33, 1,129,155.60 and 529,130.48 is: 793,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,769.33 : 1,129,155.60 = 529,130.48 : x
  2. Step 2: Convert to fraction form
    752,769.33/1,129,155.60 = 529,130.48/x
  3. Step 3: Cross multiply
    752,769.33x = 1,129,155.60 × 529,130.48
  4. Step 4: Simplify right side
    752,769.33x = 597,470,644,622.69
  5. Step 5: Solve for x
    x = 597,470,644,622.69/752,769.33
  6. Step 6: Final answer
    x = 793,696.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.